/* ==========================================================================
   Design System & Tokens (Clean, Modern, Human-crafted Aesthetics)
   ========================================================================== */
:root {
  /* Color Palette */
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-hover: #f8fafc;
  
  --border-color: #e2e8f0;
  --border-subtle: #edf2f7;
  --border-strong: #cbd5e1;

  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  /* Brand / Accents */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-subtle: #eff6ff;
  --color-primary-border: #bfdbfe;

  /* Vote Status Colors (Carefully tuned from image) */
  --vote-circle-bg: #38a169;
  --vote-circle-hover: #2f855a;
  --vote-circle-text: #ffffff;

  --vote-cross-bg: #e53e3e;
  --vote-cross-hover: #c53030;
  --vote-cross-text: #ffffff;

  --vote-triangle-bg: #ebf8fa;
  --vote-triangle-hover: #e2e8f0;
  --vote-triangle-text: #63b3ed;
  --vote-triangle-border: #bee3f8;

  /* Status Colors */
  --color-success: #16a34a;
  --color-success-subtle: #f0fdf4;
  --color-success-border: #86efac;

  --color-danger: #dc2626;
  --color-danger-subtle: #fef2f2;
  --color-danger-border: #fca5a5;

  --color-warning: #d97706;
  --color-warning-subtle: #fffbeb;

  /* Day of week highlights */
  --color-sat: #2563eb;
  --color-sun: #dc2626;

  /* Typography */
  --font-sans: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Shadow & Elevation */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-modal: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  touch-action: manipulation;
}

html, body {
  min-height: 100%;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-app);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  width: 100%;
}

.top-navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-sm);
  gap: 0.5rem;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  user-select: none;
}

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #ffffff;
  flex-shrink: 0;
}

.logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  white-space: nowrap;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: nowrap;
}

.main-content {
  flex: 1;
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem 1rem;
}

/* ==========================================================================
   Badges & Labels
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  line-height: 1;
  white-space: nowrap;
}

.badge-guest {
  background-color: #f1f5f9;
  color: #475569;
  border: 1px solid #cbd5e1;
}

.badge-admin {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* ==========================================================================
   Home Portal View Styles
   ========================================================================== */
.home-portal {
  max-width: 1040px;
}

.hero-section {
  text-align: center;
  padding: 3.5rem 1rem 3rem 1rem;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.hero-content {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-border);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
}

.home-section {
  margin-bottom: 3rem;
}

.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Event Cards Grid in Home */
.event-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.event-portal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.event-portal-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-border);
}

.portal-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.portal-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 0.35rem;
}

.portal-card-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.portal-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.775rem;
  color: var(--text-secondary);
}

.portal-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.text-center {
  text-align: center;
}

/* ==========================================================================
   Event Header Card
   ========================================================================== */
.event-header-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.event-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.event-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.event-category-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.event-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  word-break: break-word;
}

.event-description {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 0.25rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.event-admin-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* Confirmed Banner */
.confirmed-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-success-subtle);
  border: 1px solid var(--color-success-border);
  border-radius: var(--radius-md);
}

.banner-icon-area {
  color: var(--color-success);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.banner-title {
  font-weight: 700;
  color: #14532d;
  font-size: 0.875rem;
}

.banner-dates {
  font-weight: 600;
  color: var(--color-success);
  font-size: 0.925rem;
  margin-top: 0.1rem;
  word-break: break-all;
}

/* ==========================================================================
   Toolbar
   ========================================================================== */
.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.toolbar-left, .toolbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-dropdown-wrapper {
  position: relative;
}

.btn-filter {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.25rem;
  min-width: 200px;
  z-index: 30;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.75rem;
  font-size: 0.825rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-xs);
  cursor: pointer;
  color: var(--text-secondary);
  transition: background var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
}

.dropdown-item.active {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: 600;
}

/* ==========================================================================
   Buttons & Controls
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-xs {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

.btn-icon-only {
  padding: 0.4rem;
  border-radius: var(--radius-md);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-secondary {
  background-color: #f1f5f9;
  color: #334155;
  border-color: #cbd5e1;
}

.btn-secondary:hover {
  background-color: #e2e8f0;
}

.btn-outline {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.btn-outline:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
}

/* ==========================================================================
   Matrix Grid Table (Matching image with mobile sticky polish)
   ========================================================================== */
.schedule-matrix-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  position: relative;
}

/* Mobile Scroll Hint Banner */
.mobile-scroll-hint {
  display: none;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.table-scroll-container {
  overflow-x: auto;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}

.schedule-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: center;
  font-size: 0.875rem;
}

/* Header Cells */
.schedule-table th {
  background-color: #ffffff;
  padding: 0.65rem 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
  white-space: nowrap;
  user-select: none;
}

.schedule-table td {
  padding: 0.45rem 0.35rem;
  border-bottom: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  vertical-align: middle;
  background-color: #ffffff;
  transition: background-color var(--transition-fast);
}

.schedule-table tbody tr:hover td {
  background-color: #fcfdfe;
}

/* Column 1: 日程 (Sticky) */
.schedule-table th:first-child,
.schedule-table td:first-child {
  border-left: 1px solid var(--border-color);
}

.col-date {
  min-width: 125px;
  font-weight: 600;
  text-align: left !important;
  padding-left: 0.75rem !important;
}

.day-sat {
  color: var(--color-sat);
}

.day-sun {
  color: var(--color-sun);
}

/* Column 2: 確定 / 状態 */
.col-confirm {
  min-width: 85px;
}

/* Count columns: 〇 × － */
.col-count-circle, .col-count-cross, .col-count-triangle {
  min-width: 32px;
  font-weight: 500;
  color: var(--text-secondary);
}

.col-count-circle {
  font-weight: 700;
  color: #166534;
}

.col-count-cross {
  color: #991b1b;
}

/* Participant Column */
.col-participant {
  min-width: 58px;
  max-width: 85px;
}

.participant-name-header {
  color: #2563eb;
  text-decoration: underline;
  text-decoration-style: dashed;
  text-underline-offset: 3px;
  cursor: pointer;
  font-size: 0.8125rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
  padding: 0 0.2rem;
}

.participant-name-header:hover {
  color: #1d4ed8;
  text-decoration-style: solid;
}

/* Confirmed Row Highlight */
.row-confirmed td {
  background-color: #f0fdf4 !important;
}

.row-best td {
  background-color: #f8fafc;
}

/* Confirm Buttons in Table */
.btn-table-confirm {
  background: #ffffff;
  border: 1px solid #10b981;
  color: #059669;
  border-radius: var(--radius-xs);
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-table-confirm:hover {
  background: #ecfdf5;
}

.btn-table-unconfirm {
  background: #ffffff;
  border: 1px solid #f43f5e;
  color: #e11d48;
  border-radius: var(--radius-xs);
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.btn-table-unconfirm:hover {
  background: #fff1f2;
}

/* ==========================================================================
   Vote Badges (The core visual tiles)
   ========================================================================== */
.vote-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  user-select: none;
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.vote-badge:hover {
  filter: brightness(0.95);
  transform: scale(1.05);
}

.vote-badge:active {
  transform: scale(0.95);
}

.vote-badge.sm {
  width: 20px;
  height: 20px;
  font-size: 0.75rem;
  cursor: default;
}

.vote-badge.sm:hover {
  transform: none;
  filter: none;
}

.vote-circle {
  background-color: var(--vote-circle-bg);
  color: var(--vote-circle-text);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.vote-cross {
  background-color: var(--vote-cross-bg);
  color: var(--vote-cross-text);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.vote-triangle {
  background-color: var(--vote-triangle-bg);
  color: var(--vote-triangle-text);
  border: 1px solid var(--vote-triangle-border);
}

/* Table Footer Legend */
.table-footer-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background-color: #f8fafc;
  border-top: 1px solid var(--border-color);
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.legend-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.775rem;
  color: var(--text-secondary);
}

.quick-tip {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
  animation: fadeIn 150ms ease-out;
}

.modal-card {
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalPop 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-card.modal-lg {
  max-width: 760px;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.btn-close-modal {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-xs);
}

.btn-close-modal:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
  -webkit-overflow-scrolling: touch;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.875rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background-color: #f8fafc;
  flex-wrap: wrap;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.15rem;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
}

.required-star {
  color: var(--color-danger);
}

.form-input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-size: 15px; /* iOS Safari zoom prevention */
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: #ffffff;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-help-text {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.form-error-msg {
  font-size: 0.75rem;
  color: var(--color-danger);
  margin-top: 0.25rem;
}

.label-with-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.batch-buttons {
  display: flex;
  gap: 0.25rem;
}

/* Candidate Dates Vote List in Modal */
.candidate-dates-vote-list {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.4rem;
  background: var(--bg-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  -webkit-overflow-scrolling: touch;
}

.vote-row-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  gap: 0.5rem;
}

.vote-date-label {
  font-weight: 500;
  font-size: 0.8125rem;
  word-break: break-all;
}

.vote-radios {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.btn-vote-option {
  width: 32px;
  height: 30px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: #ffffff;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.btn-vote-option.selected.opt-circle {
  background: var(--vote-circle-bg);
  color: #ffffff;
  border-color: var(--vote-circle-bg);
}

.btn-vote-option.selected.opt-cross {
  background: var(--vote-cross-bg);
  color: #ffffff;
  border-color: var(--vote-cross-bg);
}

.btn-vote-option.selected.opt-triangle {
  background: var(--vote-triangle-bg);
  color: #3182ce;
  border-color: var(--vote-triangle-border);
}

/* Event Create / Edit Modal 2-Column Grid */
.event-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.event-form-left, .event-form-right {
  display: flex;
  flex-direction: column;
}

.form-dates-chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  max-height: 120px;
  overflow-y: auto;
  padding: 0.4rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.25rem;
}

.form-date-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  padding: 0.2rem 0.45rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.form-date-badge .btn-remove-badge {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8125rem;
  line-height: 1;
  padding: 0 0.15rem;
}

.form-date-badge .btn-remove-badge:hover {
  color: var(--color-danger);
}

/* Radio options group for batch add */
.radio-options-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.radio-option-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: #ffffff;
  transition: all var(--transition-fast);
}

.radio-option-label:hover {
  background: var(--bg-subtle);
  border-color: var(--border-strong);
}

.radio-option-label input[type="radio"] {
  cursor: pointer;
}

code {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-xs);
  font-family: monospace;
  font-size: 0.8125rem;
  color: var(--color-primary);
}

/* Share Boxes */
.share-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.875rem;
  margin-bottom: 0.875rem;
}

.share-box:last-child {
  margin-bottom: 0;
}

.share-box-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.45rem;
}

.share-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  align-self: flex-start;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-xs);
}

.share-badge.guest {
  background: #dbeafe;
  color: #1e40af;
}

.share-badge.admin {
  background: #fee2e2;
  color: #991b1b;
}

.share-badge.serverless {
  background: #e0e7ff;
  color: #3730a3;
}

.share-desc-inline {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.copy-input-group {
  display: flex;
  gap: 0.375rem;
}

.copy-input-group input {
  font-size: 0.8125rem;
  background-color: #ffffff;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 120;
  pointer-events: none;
  max-width: calc(100vw - 2rem);
}

.toast {
  background-color: #1e293b;
  color: #ffffff;
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toastIn 200ms cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toast.success {
  background-color: #065f46;
}

/* Footer */
.app-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding: 1.25rem 1rem;
  text-align: center;
  background: var(--bg-surface);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-sub {
  margin-top: 0.25rem;
  color: var(--text-light);
}

/* Icons */
.icon-inline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1em;
  height: 1em;
  vertical-align: -0.125em;
  flex-shrink: 0;
}

.icon-inline svg {
  width: 100%;
  height: 100%;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Comprehensive Mobile & Tablet Responsive Media Queries
   ========================================================================== */

@media (max-width: 768px) {
  .main-content {
    padding: 0.75rem 0.5rem 2.5rem 0.5rem;
  }

  .event-header-card {
    padding: 1rem;
    border-radius: var(--radius-md);
  }

  .event-title-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .event-admin-actions {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    border-top: 1px solid var(--border-subtle);
    padding-top: 0.5rem;
  }

  .event-title {
    font-size: 1.15rem;
  }

  .event-description {
    font-size: 0.85rem;
  }

  .table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-left, .toolbar-right {
    width: 100%;
    justify-content: space-between;
  }

  .filter-dropdown-wrapper {
    flex: 1;
  }

  .btn-filter {
    width: 100%;
    justify-content: space-between;
  }

  #btn-open-calendar-add {
    flex: 1;
  }

  #btn-open-add-participant {
    width: 100%;
    padding: 0.55rem 0.75rem;
    font-size: 0.875rem;
  }

  #btn-open-batch-participants {
    flex: 1;
  }

  /* Grid Forms Collapse to 1-Column */
  .event-form-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* Mobile scroll hint display */
  .mobile-scroll-hint {
    display: flex;
  }

  /* Sticky First Column (Date) on Mobile */
  .schedule-table th:first-child,
  .schedule-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 15;
    background-color: #ffffff;
    box-shadow: 2px 0 5px -1px rgba(0, 0, 0, 0.08);
  }

  .schedule-table tbody tr.row-confirmed td:first-child {
    background-color: #f0fdf4 !important;
  }

  .schedule-table tbody tr.row-best td:first-child {
    background-color: #f8fafc !important;
  }

  .col-date {
    min-width: 105px !important;
    max-width: 115px !important;
    font-size: 0.78rem;
    padding: 0.4rem 0.4rem !important;
  }

  .col-confirm {
    min-width: 68px !important;
  }

  .col-count-circle, .col-count-cross, .col-count-triangle {
    min-width: 26px !important;
    padding: 0.35rem 0.15rem !important;
    font-size: 0.78rem;
  }

  .col-participant {
    min-width: 48px !important;
    max-width: 62px !important;
    padding: 0.35rem 0.2rem !important;
  }

  .participant-name-header {
    font-size: 0.72rem;
    max-width: 55px;
  }

  .vote-badge {
    width: 30px;
    height: 28px;
    font-size: 0.8125rem;
  }

  .modal-card {
    max-width: 95vw;
    max-height: 92vh;
    border-radius: var(--radius-lg);
  }
}

@media (max-width: 480px) {
  .top-navbar {
    padding: 0.5rem 0.6rem;
  }

  .logo-text {
    font-size: 0.95rem;
  }

  .badge-guest, .badge-admin {
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
  }

  .navbar-actions .btn {
    padding: 0.35rem 0.5rem;
    font-size: 0.75rem;
  }

  .col-date {
    min-width: 95px !important;
    max-width: 105px !important;
    font-size: 0.75rem;
  }
}